Data Variable - Texas Instruments TI-89 Titanium User Manual

On the Home screen (or anywhere else you can use a list), you can enter a list as a
series of elements enclosed in braces { } and separated by commas.
Although you must use commas to separate
elements on the entry line, spaces separate
the elements in the history area.
To refer to a specified element in a list, use
the format shown to the right.
Ê
Name of list variable
Ë
Element number (or index number)
After creating a list in the Data/Matrix Editor, you can use the list in any application
Note:
(such as the Home screen).

Data Variable

A data variable is essentially a collection of lists that may or may not be related. In the
Data/Matrix Editor, a data variable:
• Can have up to 99 columns.
• Can have up to 999 elements in each
column. Depending on the kind of data, all
columns may not have to be the same
length.
• Must have continuous columns; blank or empty cells are not
allowed within a column.
Data/Matrix Editor
list1[1]
Ê Ë
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